only push image with flag

spec/cached_docker/app_spec.cr

@@ -5,7 +5,7 @@ describe CachedDocker::App do
     subject = CachedDocker::App.new(
       "crystal-dev",
       "v1",
-      ""
+      "",
     )
     subject.commands.should eq([
       "docker pull crystal-dev",

src/cached_docker.cr

@@ -35,6 +35,14 @@ cli = Commander::Command.new do |cmd|
     flag.description = "Name of the stage target for use in cache"
   end
 
+  cmd.flags.add do |flag|
+    flag.name = "push"
+    flag.long = "--push"
+    flag.short = "-p"
+    flag.default = false
+    flag.description = "push image"
+  end
+
   cmd.flags.add do |flag|
     flag.name = "dockerfile_path"
     flag.long = "--file"
@@ -71,6 +79,7 @@ cli = Commander::Command.new do |cmd|
         options.string["build_params"],
         options.string["cache_stage_target"],
         options.string["dockerfile_path"],
+        options.bool["push"]
       )
 
       if options.bool["print"]

src/cached_docker/app.cr

@@ -6,9 +6,10 @@ class CachedDocker::App
   include TemplateCommand
   include CachedStages
   @cache_stages : Array(Hash(String, String))
+  @push = true
   getter :image_tag, :dockerfile_path, :build_params
 
-  def initialize(@image_name = "", @image_tag = "", @build_params = "", @cache_stage_target = "", @dockerfile_path = "")
+  def initialize(@image_name = "", @image_tag = "", @build_params = "", @cache_stage_target = "", @dockerfile_path = "", @push = true)
     if @dockerfile_path == ""
       @dockerfile_path = "./Dockerfile"
     else
@@ -23,7 +24,7 @@ class CachedDocker::App
     commands.each do |command|
       puts command
     end
-    DockerRunner.new(commands).run
+    DockerRunner.new(commands, @push).run
   end
 
   def multistage?

src/cached_docker/docker_runner.cr

@@ -1,5 +1,5 @@
 class CachedDocker::DockerRunner
-  def initialize(@commands : Array(String))
+  def initialize(@commands : Array(String), @push = true)
   end
 
   def run

src/cached_docker/template_command.cr

@@ -1,17 +1,25 @@
 module CachedDocker::TemplateCommand
+  @push = true
+
   def commands
     [
       "docker pull #{@image_name}",
       pull_cache_steps,
       build_cache_steps,
       "docker build #{@build_params} #{cache_froms} \
-        -t #{@image_name} \
-        -t #{@image_name}:#{@image_tag} \
-       .",
+      -t #{@image_name} \
+      -t #{@image_name}:#{@image_tag} \
+      .",
+      @push ? push_commands : [] of String,
+    ].flatten
+  end
+
+  def push_commands
+    [
       push_cache_steps,
       "docker push #{@image_name}:#{@image_tag}",
       "docker push #{@image_name}",
-    ].flatten
+    ]
   end
 
   def cache_froms

src/cached_docker/version.cr

@@ -1,3 +1,3 @@
 module CachedDocker
-  VERSION = "v0.1.0"
+  VERSION = "v1.0.0"
 end